Bismuth Oxyiodide Light Absorbers (IMAGE) University of Cambridge Caption Bismuth oxyiodide light absorbers. Credit Steve Penney, University of Cambridge Usage Restrictions Please credit to Steve Penney, University of Cambridge License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.